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wtf is stdcpp?

kassane/stdcpp — explained in plain English

Analysis updated 2026-07-18 · repo last pushed 2024-09-18

DAudience · developerComplexity · 3/5StaleSetup · moderate

TL;DR

A bridge library that lets programmers writing in the D language call directly into C++'s standard library instead of rewriting that code from scratch.

Mindmap

mindmap
  root((repo))
    What it does
      Bridges D and C++
      Exposes C++ stdlib
      Bindings for D code
    Tech stack
      D language
      C++
    Use cases
      Call C++ stdlib from D
      Migrate C++ apps to D
      Reuse existing C++ utilities
    Audience
      D developers
      C++ to D migrators
    Status
      Active development
      Examples planned

Code map

Detail Auto

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filefunction / class

Why would anyone build with this?

REASON 1

Call existing C++ standard library components directly from D code instead of rewriting them.

REASON 2

Migrate an older C++ application to D while still reusing key C++ utilities.

REASON 3

Integrate a D project with a legacy C++ codebase without a full rewrite.

What's in the stack?

DC++

How it stacks up

kassane/stdcppkassane/dustmitekassane/tinyd-rt
LanguageDDD
Last pushed2024-09-182024-04-152024-07-30
MaintenanceStaleDormantStale
Setup difficultymoderatemoderatehard
Complexity3/52/54/5
Audiencedeveloperdeveloperdeveloper

Figures from each repo's GitHub metadata at analysis time.

How do you spin it up?

Difficulty · moderate Time to first run · 1h+

Still in active development, documentation doesn't detail which C++ components are supported yet.

Wtf does this do

The stdcpp project gives programmers who use the D programming language access to the standard library of C++. This means that if someone is writing code in D and wants to use existing tools or features that were originally built for C++, they can do so without having to rewrite everything from scratch. Programming languages each come with their own ecosystem of libraries, which are essentially collections of pre-written code that handle common tasks so developers do not have to start from zero. C++ has an extensive standard library that has been built and tested over decades. D is a separate programming language, and while it has its own standard library, there are times when a developer might want to interface with C++ code directly. This project acts as a bridge, allowing D code to understand and call upon those existing C++ components. This kind of tool is primarily for software developers who are working in D but need to integrate or interact with C++ codebases. For example, if a team is migrating an older application from C++ to D, or if they want to use a specific C++ utility within a new D project, these bindings would let them connect the two environments smoothly. The project is still in active development, and the documentation does not go into detail on the specific C++ components it supports. The creator notes that examples and tests are planned for the future.

Yoink these prompts

Prompt 1
Show me how to use the stdcpp bindings to call a C++ standard library function from my D code.
Prompt 2
Explain how stdcpp exposes C++ standard library components to D and what I need to set up first.
Prompt 3
Help me plan a migration where part of my C++ codebase is rewritten in D while using stdcpp to bridge the two.

Frequently asked questions

wtf is stdcpp?

A bridge library that lets programmers writing in the D language call directly into C++'s standard library instead of rewriting that code from scratch.

What language is stdcpp written in?

Mainly D. The stack also includes D, C++.

Is stdcpp actively maintained?

Stale — no commits in 1-2 years (last push 2024-09-18).

How hard is stdcpp to set up?

Setup difficulty is rated moderate, with roughly 1h+ to a first successful run.

Who is stdcpp for?

Mainly developer.

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